<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.11"/>
<title>ShipCAD: ShipCADlib/spline.cpp Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
  $(document).ready(function() { init_search(); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td id="projectalign" style="padding-left: 0.5em;">
   <div id="projectname">ShipCAD
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.11 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
  <div id="navrow1" class="tabs">
    <ul class="tablist">
      <li><a href="index.html"><span>Main&#160;Page</span></a></li>
      <li><a href="namespaces.html"><span>Namespaces</span></a></li>
      <li><a href="annotated.html"><span>Classes</span></a></li>
      <li class="current"><a href="files.html"><span>Files</span></a></li>
      <li>
        <div id="MSearchBox" class="MSearchBoxInactive">
        <span class="left">
          <img id="MSearchSelect" src="search/mag_sel.png"
               onmouseover="return searchBox.OnSearchSelectShow()"
               onmouseout="return searchBox.OnSearchSelectHide()"
               alt=""/>
          <input type="text" id="MSearchField" value="Search" accesskey="S"
               onfocus="searchBox.OnSearchFieldFocus(true)" 
               onblur="searchBox.OnSearchFieldFocus(false)" 
               onkeyup="searchBox.OnSearchFieldChange(event)"/>
          </span><span class="right">
            <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
          </span>
        </div>
      </li>
    </ul>
  </div>
  <div id="navrow2" class="tabs2">
    <ul class="tablist">
      <li><a href="files.html"><span>File&#160;List</span></a></li>
      <li><a href="globals.html"><span>File&#160;Members</span></a></li>
    </ul>
  </div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

<div id="nav-path" class="navpath">
  <ul>
<li class="navelem"><a class="el" href="dir_f0b6ef187c5b1483641b038f81654ac4.html">ShipCADlib</a></li>  </ul>
</div>
</div><!-- top -->
<div class="header">
  <div class="headertitle">
<div class="title">spline.cpp</div>  </div>
</div><!--header-->
<div class="contents">
<a href="spline_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*##############################################################################################</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *    ShipCAD</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *    Copyright 2015, by Greg Green &lt;ggreen@bit-builder.com&gt;</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> *    Original Copyright header below</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> *    This code is distributed as part of the FREE!ship project. FREE!ship is an               *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> *    open source surface-modelling program based on subdivision surfaces and intended for     *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *    designing ships.                                                                         *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> *                                                                                             *</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *    Copyright © 2005, by Martijn van Engeland                                                *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> *    e-mail                  : Info@FREEship.org                                              *</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *    FREE!ship project page  : https://sourceforge.net/projects/freeship                      *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> *    FREE!ship homepage      : www.FREEship.org                                               *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> *                                                                                             *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *    This program is free software; you can redistribute it and/or modify it under            *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> *    the terms of the GNU General Public License as published by the                          *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> *    Free Software Foundation; either version 2 of the License, or (at your option)           *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> *    any later version.                                                                       *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> *                                                                                             *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> *    This program is distributed in the hope that it will be useful, but WITHOUT ANY          *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> *    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A          *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> *    PARTICULAR PURPOSE. See the GNU General Public License for more details.                 *</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> *                                                                                             *</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment"> *    You should have received a copy of the GNU General Public License along with             *</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment"> *    this program; if not, write to the Free Software Foundation, Inc.,                       *</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment"> *    59 Temple Place, Suite 330, Boston, MA 02111-1307 USA                                    *</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment"> *                                                                                             *</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment"> *#############################################################################################*/</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &lt;cmath&gt;</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#include &lt;algorithm&gt;</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#include &lt;iostream&gt;</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &lt;stdexcept&gt;</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="spline_8h.html">spline.h</a>&quot;</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="plane_8h.html">plane.h</a>&quot;</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="viewport_8h.html">viewport.h</a>&quot;</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="filebuffer_8h.html">filebuffer.h</a>&quot;</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="utility_8h.html">utility.h</a>&quot;</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="shader_8h.html">shader.h</a>&quot;</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="keyword">using namespace </span><a class="code" href="namespaceShipCAD.html">ShipCAD</a>;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="keyword">using namespace </span><a class="code" href="namespacestd.html">std</a>;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a7ad84ea604562c7c9cb309b4e78e25c5">   47</a></span>&#160;<a class="code" href="classShipCAD_1_1Spline.html#a7ad84ea604562c7c9cb309b4e78e25c5">Spline::Spline</a>()</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    : <a class="code" href="classShipCAD_1_1Entity.html">Entity</a>(), _nopoints(0), _fragments(100), _show_curvature(false), _show_points(false),</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;      _curvature_scale(.10f), _curvature_color(Qt::magenta), _total_length(0)</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;{</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;}</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a891b0c893b8124dca341680076854bff">   53</a></span>&#160;<a class="code" href="classShipCAD_1_1Spline.html#a7ad84ea604562c7c9cb309b4e78e25c5">Spline::Spline</a>(<span class="keyword">const</span> <a class="code" href="classShipCAD_1_1Spline.html">Spline</a> &amp;copied)</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    : <a class="code" href="classShipCAD_1_1Entity.html">Entity</a>(),</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;      _nopoints(copied._nopoints), _fragments(copied._fragments), _show_curvature(copied._show_curvature),</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;      _show_points(copied._show_points), _curvature_scale(copied._curvature_scale),</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;      _curvature_color(copied._curvature_color), _total_length(0)</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;{</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;copied._points.size(); i++)</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        _points.push_back(copied._points[i]);</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;copied._knuckles.size(); i++)</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        _knuckles.push_back(copied._knuckles[i]);</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;}</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;</div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">   65</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">Spline::setBuild</a>(<span class="keywordtype">bool</span> val)</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;{</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    <span class="keywordflow">if</span> (!val) {</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        _derivatives.clear();</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        _parameters.clear();</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;        <a class="code" href="classShipCAD_1_1Entity.html#a414d4ff1ee308d47a5052910c3b34f7b">_min</a> = <a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;        <a class="code" href="classShipCAD_1_1Entity.html#a30e4f9cb421987cebd07737a554275eb">_max</a> = <a class="code" href="namespaceShipCAD.html#ad454d484187a50b115d2e77055617816">ONE</a>;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        _total_length = 0;</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    }</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <a class="code" href="classShipCAD_1_1Entity.html#a1889198398f42bb7f77a2334031c3f33">Entity::setBuild</a>(val);</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;}</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;</div><div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a81c3cc38d6e70f968b53066bc98e1e01">   77</a></span>&#160;<span class="keywordtype">float</span> <a class="code" href="classShipCAD_1_1Spline.html#a81c3cc38d6e70f968b53066bc98e1e01">Spline::getParameter</a>(<span class="keywordtype">size_t</span> index)<span class="keyword"> const</span></div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#ab2f54a1745c95aa0871a8c57c114809e">isBuild</a>())</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        <span class="keyword">const_cast&lt;</span><a class="code" href="classShipCAD_1_1Spline.html">Spline</a>*<span class="keyword">&gt;</span>(<span class="keyword">this</span>)-&gt;<a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">rebuild</a>();</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    <span class="keywordflow">return</span> _parameters[index];</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;}</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;</div><div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#aaae6e558fad0833cde71f9ed38e4fb96">   84</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#aaae6e558fad0833cde71f9ed38e4fb96">Spline::setFragments</a>(<span class="keywordtype">size_t</span> val)</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;{</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <span class="keywordflow">if</span> (val != _fragments) {</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        _fragments = val;</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    }</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;}</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#ad4f075e2e8f1d3ac7c2d22b5be75bbad">   92</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#ad4f075e2e8f1d3ac7c2d22b5be75bbad">Spline::setKnuckle</a>(<span class="keywordtype">size_t</span> index, <span class="keywordtype">bool</span> val)</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;{</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    <span class="keywordflow">if</span> (index &lt; _nopoints) {</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;        _knuckles[index] = val;</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    } </div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    <span class="keywordflow">else</span> {</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;        <span class="keywordflow">throw</span> out_of_range(__FILE__);</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;    }</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;}</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#ae02af8d5473f952644ac5103d7beebf2">  103</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#ae02af8d5473f952644ac5103d7beebf2">Spline::setPoint</a>(<span class="keywordtype">size_t</span> index, <span class="keyword">const</span> QVector3D&amp; p)</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;{</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    <span class="keywordflow">if</span> (index &lt; _nopoints) {</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        _points[index] = p;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;        <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;    } </div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;    <span class="keywordflow">else</span> {</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        <span class="keywordflow">throw</span> out_of_range(__FILE__);</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    }</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;}</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;</div><div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">  114</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">Spline::rebuild</a>()</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;{</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;    <span class="comment">// attempt to eliminate double points</span></div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;    _total_length = 0;</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;_nopoints; ++i) {</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        _total_length += sqrt(_points[i-1].distanceToPoint(_points[i]));</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    }</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    vector&lt;QVector3D&gt; u;</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    QVector3D un, qn;</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    <span class="keywordtype">float</span> p;</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    <span class="keywordflow">if</span> (_nopoints &gt; 1) {</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;        _derivatives.clear();</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        _derivatives.reserve(_nopoints);</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;        _parameters.clear();</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        _parameters.reserve(_nopoints);</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;        u.reserve(_nopoints);</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;        <span class="keywordflow">if</span> (fabs(_total_length) &lt;  1E-5) {</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;            <span class="comment">// zero arc length, use uniform parameterization</span></div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_nopoints; ++i) {</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;                _parameters.push_back(i / static_cast&lt;float&gt;(_nopoints-1));</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;            }</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;        } </div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;        <span class="keywordflow">else</span> {</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;            _parameters.push_back(0);</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;            <span class="keywordtype">float</span> length = 0;</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;_nopoints-1; ++i) {</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;                length += sqrt(_points[i-1].distanceToPoint(_points[i]));</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;                _parameters.push_back(length / _total_length);</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;            }</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;            _parameters.push_back(1.0);</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        }</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;        _derivatives.push_back(<a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>);</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        u.push_back(_derivatives[0]);</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;_nopoints-1; ++i) {</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;            <span class="keywordflow">if</span> (_knuckles[i]) {</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;                u.push_back(<a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>);</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;                _derivatives.push_back(<a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>);</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;            } </div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;            <span class="keywordflow">else</span> {</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;                <span class="keywordflow">if</span> (fabs(_parameters[i+1] - _parameters[i-1]) &lt; 1e-5</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                    || fabs(_parameters[i] - _parameters[i-1]) &lt; 1e-5</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                    || fabs(_parameters[i+1] - _parameters[i]) &lt; 1e-5) {</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;                    u.push_back(<a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>);</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;                    _derivatives.push_back(<a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>);</div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;                } </div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;                <span class="keywordflow">else</span> {</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;                    <span class="keywordtype">float</span> sig = (_parameters[i] - _parameters[i-1])</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;                        / (_parameters[i+1] - _parameters[i-1]);</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;                    <span class="comment">// first x-value</span></div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;                    p = sig * _derivatives[i-1].x() + 2.0;</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;                    QVector3D p1;</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;                    QVector3D p2;</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;                    p1.setX((sig - 1.0) / p);</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;                    p2.setX( (6.0 * ((_points[i+1].x() - _points[i].x())</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;                                     / (_parameters[i+1] - _parameters[i])</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;                                     - (_points[i].x() - _points[i-1].x())</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;                                     / (_parameters[i] - _parameters[i-1]))</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;                              / (_parameters[i+1] - _parameters[i-1])</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;                              - sig * u[i-1].x()) / p);</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;                    <span class="comment">// then y-value</span></div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;                    p = sig * _derivatives[i-1].y() + 2.0;</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;                    p1.setY((sig - 1.0) / p);</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;                    p2.setY( (6.0 * ((_points[i+1].y() - _points[i].y())</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;                                     / (_parameters[i+1] - _parameters[i])</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;                                     - (_points[i].y() - _points[i-1].y())</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;                                     / (_parameters[i] - _parameters[i-1]))</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;                              / (_parameters[i+1] - _parameters[i-1])</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;                              - sig * u[i-1].y()) / p);</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;                    <span class="comment">// then z-value</span></div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;                    p = sig * _derivatives[i-1].z() + 2.0;</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;                    p1.setZ((sig - 1.0) / p);</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;                    p2.setZ( (6.0 * ((_points[i+1].z() - _points[i].z())</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;                                     / (_parameters[i+1] - _parameters[i])</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;                                     - (_points[i].z() - _points[i-1].z())</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;                                     / (_parameters[i] - _parameters[i-1]))</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;                              / (_parameters[i+1] - _parameters[i-1])</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;                              - sig * u[i-1].z()) / p);</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;                    _derivatives.push_back(p1);</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;                    u.push_back(p2);</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;                }</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;            }</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;        }</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;</div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;        <span class="comment">// BUGBUG: these are always 0, how does it work</span></div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;        qn = <a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>;</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;        un = qn;</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        QVector3D p3;</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;        p3.setX(un.x() - qn.x() * u[_nopoints-2].x()</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;                / (qn.x() * _derivatives[_nopoints-2].x() + 1.0));</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;        p3.setY(un.y() - qn.y() * u[_nopoints-2].y()</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;                / (qn.y() * _derivatives[_nopoints-2].y() + 1.0));</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        p3.setZ(un.z() - qn.z() * u[_nopoints-2].z()</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;                / (qn.z() * _derivatives[_nopoints-2].z() + 1.0));</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;        _derivatives.push_back(p3);</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;        <span class="comment">// back substitution</span></div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> k=_nopoints-1; k&gt;=1; --k) {</div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;            _derivatives[k-1] = _derivatives[k-1] * _derivatives[k] + u[k-1];</div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;        }</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;    } <span class="comment">// end _nopoints &gt; 1</span></div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;    <a class="code" href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">_build</a> = <span class="keyword">true</span>;</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;    <span class="comment">// determine min/max values</span></div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;    <span class="keywordflow">if</span> (_nopoints &gt; 0) {</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;        <a class="code" href="classShipCAD_1_1Entity.html#a414d4ff1ee308d47a5052910c3b34f7b">_min</a> = _points[0];</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;        <a class="code" href="classShipCAD_1_1Entity.html#a30e4f9cb421987cebd07737a554275eb">_max</a> = <a class="code" href="classShipCAD_1_1Entity.html#a414d4ff1ee308d47a5052910c3b34f7b">_min</a>;</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;_nopoints; ++i) {</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;            <a class="code" href="namespaceShipCAD.html#aa5d3fc63603d716d3e24244049e1e510">MinMax</a>(_points[i], <a class="code" href="classShipCAD_1_1Entity.html#a414d4ff1ee308d47a5052910c3b34f7b">_min</a>, <a class="code" href="classShipCAD_1_1Entity.html#a30e4f9cb421987cebd07737a554275eb">_max</a>);</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;        }</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;    }</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;}</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;</div><div class="line"><a name="l00230"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a3c560130edff8a38ed93bf95cf759137">  230</a></span>&#160;QVector3D <a class="code" href="classShipCAD_1_1Spline.html#a3c560130edff8a38ed93bf95cf759137">Spline::second_derive</a>(<span class="keywordtype">float</span> parameter)<span class="keyword"> const</span></div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;    QVector3D result = <a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>;</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;    <span class="keywordflow">if</span> (_nopoints &lt; 2)</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;        <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">_build</a>)</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;        <span class="keyword">const_cast&lt;</span><a class="code" href="classShipCAD_1_1Spline.html">Spline</a>*<span class="keyword">&gt;</span>(<span class="keyword">this</span>)-&gt;<a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">rebuild</a>();</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;    <span class="keywordflow">if</span> (_nopoints &lt; 2)</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;        <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;    <span class="keywordtype">size_t</span> lo, hi, k;</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;</div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;    <span class="keywordflow">if</span> (_nopoints == 2) {</div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;        lo = 0;</div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;        hi = 1;</div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;    }</div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;    <span class="keywordflow">else</span> {</div><div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;        lo = 0;</div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;        hi = _nopoints - 1;</div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;        <span class="keywordflow">do</span> {</div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;            k = (lo + hi) / 2;</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;            <span class="keywordflow">if</span> (_parameters[k] &lt; parameter)</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;                lo = k;</div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;            <span class="keywordflow">else</span></div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;                hi = k;</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;        } <span class="keywordflow">while</span> (hi - lo &gt; 1);</div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;    }</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;    <span class="keywordtype">float</span> frac;</div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;    <span class="keywordflow">if</span> (_parameters[hi] - _parameters[lo] &lt;= 0.0)</div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;        frac = 0.5;</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;    <span class="keywordflow">else</span></div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;        frac = (parameter - _parameters[lo]) / (_parameters[hi] - _parameters[lo]);</div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    result = _derivatives[lo] + (frac * (_derivatives[hi] - _derivatives[lo]));</div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;    <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;}</div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;</div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<span class="keywordtype">float</span> Spline::weight(<span class="keywordtype">size_t</span> index, <span class="keywordtype">float</span> total_length)</div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;{</div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;    <span class="keywordtype">float</span> result;</div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;    <span class="keywordtype">float</span> length, dist;</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;</div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;    <span class="keywordflow">if</span> (index == 0 || (index == _nopoints - 1) || _knuckles[index]) {</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;        result = 1E10;</div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;    }</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;    <span class="keywordflow">else</span> {</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;        QVector3D p1 = _points[index-1];</div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;        QVector3D p2 = _points[index];</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;        QVector3D p3 = _points[index+1];</div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;        length = (p3 - p1).length();</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;        <span class="keywordflow">if</span> (length &lt; 1E-5) {</div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;            result = 0.0;</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;        }</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;        <span class="keywordflow">else</span> {</div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;            dist = <a class="code" href="namespaceShipCAD.html#a69361fa79b1f818e21306f6266ee45d3">DistancepointToLine</a>(p2,p1,p3);</div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;            <span class="keywordflow">if</span> (dist &lt; 1E-2) {</div><div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;                <span class="keywordflow">if</span> (length*length/total_length &gt; 0.01)</div><div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;                    result = 1E10;</div><div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;                <span class="keywordflow">else</span></div><div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;                    result = 1E8 * dist * dist * length;</div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;            }</div><div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;            <span class="keywordflow">else</span></div><div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;                result = 1E8 * dist * dist * length;</div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;        }</div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;    }</div><div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;    <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;}</div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;</div><div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;<span class="comment">// get the next point index with the minimum weight</span></div><div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;<span class="comment">// will not return the first point index, only in the range from second to end</span></div><div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;vector&lt;float&gt;::iterator Spline::find_next_point(vector&lt;float&gt;&amp; weights)</div><div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;{</div><div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;    <span class="keywordtype">float</span> minval;</div><div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;    vector&lt;float&gt;::iterator result = weights.end();</div><div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;    vector&lt;float&gt;::iterator i = weights.begin();</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;    <span class="keywordflow">if</span> (_nopoints &lt; 3)</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;        <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;    minval = weights[1];</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;    i++;</div><div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;    result = i;</div><div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;    <span class="keywordflow">while</span> (i&lt;weights.end() &amp;&amp; minval &gt; 0) {</div><div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;        <span class="keywordflow">if</span> (*i &lt; minval) {</div><div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;            minval = *i;</div><div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;            result = i;</div><div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;        }</div><div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;        i++;</div><div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;    }</div><div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;    <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;}</div><div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;</div><div class="line"><a name="l00319"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a043f418b363a0dc7161b9106a72ef8b4">  319</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classShipCAD_1_1Spline.html#a043f418b363a0dc7161b9106a72ef8b4">Spline::simplify</a>(<span class="keywordtype">float</span> criterium)</div><div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;{</div><div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#ab2f54a1745c95aa0871a8c57c114809e">isBuild</a>())</div><div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;        <a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">rebuild</a>();</div><div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;</div><div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;    <span class="keywordflow">if</span> (_nopoints &lt; 3)</div><div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;</div><div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;    vector&lt;float&gt; weights;</div><div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;    weights.reserve(_nopoints);</div><div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;</div><div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;    <span class="keywordtype">float</span> total_length = _total_length * _total_length;</div><div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;    <span class="keywordflow">if</span> (total_length == 0)</div><div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;</div><div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_nopoints; ++i)</div><div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;        weights.push_back(weight(i, total_length)/total_length);</div><div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;</div><div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;    <span class="comment">// BUGBUG: using an iterator, but logic erases</span></div><div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;    <span class="comment">// element from vector which will invalidate the iterator</span></div><div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;    <span class="comment">// need to fix....</span></div><div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;    vector&lt;float&gt;::iterator index;</div><div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;    <span class="keywordflow">do</span> {</div><div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;        index = find_next_point(weights);</div><div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;        vector&lt;float&gt;::iterator last = weights.end();</div><div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;        last--;</div><div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;        <span class="keywordflow">if</span> (index == weights.end() || _nopoints &lt; 3 || index == last)</div><div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;            <span class="keywordflow">break</span>;</div><div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;        <span class="keywordflow">if</span> (*index &lt; criterium) {</div><div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;            <span class="comment">// use int as we want to test for negative below</span></div><div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;            <span class="keywordtype">int</span> j = index - weights.begin();</div><div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;            weights.erase(index);</div><div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;            _points.erase(_points.begin()+j);</div><div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;            _knuckles.erase(_knuckles.begin()+j);</div><div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;            _nopoints--;</div><div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;            <span class="keywordflow">if</span> (j-1 &gt;= 0 &amp;&amp; j-1 &lt; static_cast&lt;int&gt;(_nopoints))</div><div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;                weights[j-1] = weight(j-1, total_length)/total_length;</div><div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;            <span class="keywordflow">if</span> (j &gt;= 0 &amp;&amp; j &lt; static_cast&lt;int&gt;(_nopoints))</div><div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;                weights[j] = weight(j, total_length)/total_length;</div><div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;            <span class="keywordflow">if</span> (j+1 &gt;= 0 &amp;&amp; j+1 &lt; static_cast&lt;int&gt;(_nopoints))</div><div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;                weights[j+1] = weight(j+1, total_length)/total_length;</div><div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;        }</div><div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;            <span class="keywordflow">break</span>;</div><div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;    }</div><div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;    <span class="keywordflow">while</span> (index != weights.end());</div><div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;</div><div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;    <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;</div><div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;}</div><div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;</div><div class="line"><a name="l00371"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#ac3d9f4514573be91b316413bf062791a">  371</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#ac3d9f4514573be91b316413bf062791a">Spline::add</a>(<span class="keyword">const</span> QVector3D&amp; p)</div><div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;{</div><div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;    _points.push_back(p);</div><div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;    _knuckles.push_back(<span class="keyword">false</span>);</div><div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;    _nopoints++;</div><div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;    <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;}</div><div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;</div><div class="line"><a name="l00379"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a33226d5554ed979f264eb4c6d533145f">  379</a></span>&#160;<span class="keywordtype">float</span> <a class="code" href="classShipCAD_1_1Spline.html#a33226d5554ed979f264eb4c6d533145f">Spline::coord_length</a>(<span class="keywordtype">float</span> t1, <span class="keywordtype">float</span> t2)<span class="keyword"> const</span></div><div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;    <span class="keywordtype">float</span> result = 0.0;</div><div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">_build</a>)</div><div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;        <span class="keyword">const_cast&lt;</span><a class="code" href="classShipCAD_1_1Spline.html">Spline</a>*<span class="keyword">&gt;</span>(<span class="keyword">this</span>)-&gt;<a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">rebuild</a>();</div><div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">_build</a>)</div><div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;        <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;</div><div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;    QVector3D p1, p2;</div><div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;    p1 = <a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>;</div><div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;=_fragments; ++i) {</div><div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;        <span class="keywordtype">float</span> t = t1 + (i / <span class="keyword">static_cast&lt;</span><span class="keywordtype">float</span><span class="keyword">&gt;</span>(_fragments)) * (t2 - t1);</div><div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;        p2 = <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(t);</div><div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;        <span class="keywordflow">if</span> (i &gt; 0)</div><div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;            result += (p2 - p1).length();</div><div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;        p1 = p2;</div><div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;    }</div><div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;    <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;}</div><div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;</div><div class="line"><a name="l00399"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a4e03c541b7c1f96c2fe8d5b1fef558c9">  399</a></span>&#160;<span class="keywordtype">float</span> <a class="code" href="classShipCAD_1_1Spline.html#a4e03c541b7c1f96c2fe8d5b1fef558c9">Spline::chord_length_approximation</a>(<span class="keywordtype">float</span> percentage)<span class="keyword"> const</span></div><div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;    <span class="keywordtype">float</span> result, length, total_length;</div><div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;    <span class="keywordtype">float</span> t1, t2;</div><div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;    t1 = 0;</div><div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;    t2 = 1.0;</div><div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;    <span class="keywordtype">float</span> parameter = 1.0;</div><div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;    <span class="keywordtype">int</span> counter = 0;</div><div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;    <span class="keywordtype">float</span> l1 = 0;</div><div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;    <span class="keywordtype">float</span> l2 = 0;</div><div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;    <span class="keywordtype">float</span> desired_length = 0;</div><div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;    <span class="keywordflow">if</span> (percentage &lt; 0)</div><div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;        result = 0;</div><div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (percentage &gt; 1)</div><div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;        result = 1;</div><div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;    <span class="keywordflow">else</span> {</div><div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;        <span class="keywordflow">do</span> {</div><div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;            length = <a class="code" href="classShipCAD_1_1Spline.html#a33226d5554ed979f264eb4c6d533145f">coord_length</a>(0, parameter);</div><div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;            <span class="keywordflow">if</span> (counter == 0) {</div><div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;                l1 = 0;</div><div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;                l2 = length;</div><div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;                total_length = length;</div><div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;                desired_length = percentage*total_length;</div><div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;                parameter = percentage;</div><div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;            }</div><div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;            <span class="keywordflow">else</span> {</div><div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;                <span class="keywordflow">if</span> (length &gt; desired_length) {</div><div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;                    t2 = parameter;</div><div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;                    l2 = length;</div><div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;                }</div><div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;                <span class="keywordflow">else</span> {</div><div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;                    t1 = parameter;</div><div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;                    l1 = length;</div><div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;                }</div><div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;                parameter = t1 + ((desired_length - l1) / (l2-l1)) * (t2 - t1);</div><div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;                <span class="keywordflow">if</span> (parameter &lt; 0)</div><div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;                    parameter = 0;</div><div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;                <span class="keywordflow">if</span> (parameter &gt; 1)</div><div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;                    parameter = 1;</div><div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;            }</div><div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;            counter++;</div><div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;        }</div><div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;        <span class="keywordflow">while</span> (counter &lt;= 75 &amp;&amp; fabs(length - desired_length) &gt;= 1E-3);</div><div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;        result = parameter;</div><div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;    }</div><div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;    <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;}</div><div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;</div><div class="line"><a name="l00447"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a755e063448eccbb2714d763596630b9d">  447</a></span>&#160;<span class="keywordtype">float</span> <a class="code" href="classShipCAD_1_1Spline.html#a755e063448eccbb2714d763596630b9d">Spline::curvature</a>(<span class="keywordtype">float</span> parameter, QVector3D&amp; normal)<span class="keyword"> const</span></div><div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;    <span class="keywordtype">float</span> result;</div><div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;</div><div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;    QVector3D vel1 = <a class="code" href="classShipCAD_1_1Spline.html#aff2bf1b4b2e7b5f30e5f2ca35ec93d86">first_derive</a>(parameter);</div><div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;    QVector3D acc = <a class="code" href="classShipCAD_1_1Spline.html#a3c560130edff8a38ed93bf95cf759137">second_derive</a>(parameter);</div><div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;</div><div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;    QVector3D crossproduct = QVector3D::crossProduct(acc, vel1);</div><div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;    <span class="keywordtype">float</span> l = crossproduct.length();</div><div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;    <span class="keywordflow">if</span> (l == 0)</div><div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;        l = 0.00001f;</div><div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;    <span class="keywordtype">float</span> vdota = (vel1.x()*acc.x()) + (vel1.y()*acc.y()) + (vel1.z()*acc.z());</div><div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;    <span class="keywordtype">float</span> vdotv = (vel1.x()*vel1.x()) + (vel1.y()*vel1.y()) + (vel1.z()*vel1.z());</div><div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;    <span class="keywordflow">if</span> (vdotv &lt; 0)</div><div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;        result = 0;</div><div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;    <span class="keywordflow">else</span></div><div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;        result = l/pow(vdotv, static_cast&lt;float&gt;(1.5));</div><div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;    normal = (vdotv * acc) - (vdota * vel1);</div><div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;    normal.normalize();</div><div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;    <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;}</div><div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;</div><div class="line"><a name="l00469"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a120c5530571f138daad61426053220f3">  469</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a120c5530571f138daad61426053220f3">Spline::delete_point</a>(<span class="keywordtype">size_t</span> index)</div><div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;{</div><div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;    <span class="keywordflow">if</span> (_nopoints &gt; 0) {</div><div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;        _nopoints--;</div><div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;        _points.erase(_points.begin()+index);</div><div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;        _knuckles.erase(_knuckles.begin()+index);</div><div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;        <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;    }</div><div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;}</div><div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;</div><div class="line"><a name="l00479"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#aff2bf1b4b2e7b5f30e5f2ca35ec93d86">  479</a></span>&#160;QVector3D <a class="code" href="classShipCAD_1_1Spline.html#aff2bf1b4b2e7b5f30e5f2ca35ec93d86">Spline::first_derive</a>(<span class="keywordtype">float</span> parameter)<span class="keyword"> const</span></div><div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;</div><div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;    <span class="keywordtype">float</span> t1 = parameter - 1E-3;</div><div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;    <span class="keywordtype">float</span> t2 = parameter + 1E-3;</div><div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;    <span class="keywordflow">if</span> (t1 &lt; 0)</div><div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;        t1 = 0;</div><div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;    <span class="keywordflow">if</span> (t2 &gt; 1)</div><div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;        t2 = 1;</div><div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;    QVector3D p1 = <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(t1);</div><div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;    QVector3D p2 = <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(t2);</div><div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;</div><div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;    QVector3D result = (p2 - p1) / (t2 - t1);</div><div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;    <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;}</div><div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;</div><div class="line"><a name="l00495"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#aa1ea6446e0b59d5cce88580242cd25b6">  495</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#aa1ea6446e0b59d5cce88580242cd25b6">Spline::insert</a>(<span class="keywordtype">size_t</span> index, <span class="keyword">const</span> QVector3D&amp; p)</div><div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;{</div><div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;    <span class="keywordflow">if</span> (index &lt; _nopoints) {</div><div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;        _points.insert(_points.begin()+index, p);</div><div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;        _knuckles.insert(_knuckles.begin()+index, <span class="keyword">false</span>);</div><div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;        _nopoints++;</div><div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;        <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;    }</div><div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;    <span class="keywordflow">else</span></div><div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;        <span class="keywordflow">throw</span> out_of_range(__FILE__);</div><div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;}</div><div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;</div><div class="line"><a name="l00507"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a6424ed433d241f566c15891cc25a74dd">  507</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a6424ed433d241f566c15891cc25a74dd">Spline::draw</a>(<a class="code" href="classShipCAD_1_1Viewport.html">Viewport</a>&amp; vp, <a class="code" href="classShipCAD_1_1LineShader.html">LineShader</a>* lineshader)</div><div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;{</div><div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">_build</a>)</div><div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;        <a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">rebuild</a>();</div><div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;</div><div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;    QVector3D p1;</div><div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;    QVector3D p2;</div><div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;    QVector3D normal;</div><div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;    vector&lt;QVector3D&gt; parray1;</div><div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;    parray1.reserve(_fragments);</div><div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;    vector&lt;QVector3D&gt; parray2;</div><div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;    QVector&lt;QVector3D&gt;&amp; vertices = lineshader-&gt;<a class="code" href="classShipCAD_1_1LineShader.html#a68f7433ac957df5b454eb1440ad1c7d9">getVertexBuffer</a>();</div><div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;</div><div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_fragments; ++i)</div><div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;        parray1.push_back(<a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(i/static_cast&lt;float&gt;(_fragments)));</div><div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;    <span class="keywordflow">if</span> (vp.<a class="code" href="classShipCAD_1_1Viewport.html#a205e5082395c6d01660ffc179c57b83e">getViewportMode</a>() == <a class="code" href="namespaceShipCAD.html#a67437198ee14f74e6c5277d761894863a109cd328af19be260371a7e5333043f8">vmWireFrame</a>) {</div><div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;        <span class="keywordflow">if</span> (_show_curvature) {</div><div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;            glLineWidth(1);</div><div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_fragments; ++i) {</div><div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;                <span class="keywordtype">float</span> c = <a class="code" href="classShipCAD_1_1Spline.html#a755e063448eccbb2714d763596630b9d">curvature</a>(i / static_cast&lt;float&gt;(_fragments), normal);</div><div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;                p2 = parray1[i] - (c * 2 * _curvature_scale * normal);</div><div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;                parray2.push_back(p2);</div><div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;            }</div><div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;=_fragments; ++i) {</div><div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;                <span class="keywordflow">if</span> (i % 4 == 0 || i == 1 || i == _fragments) {</div><div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;                    vertices &lt;&lt; parray1[i-1];</div><div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;                    vertices &lt;&lt; parray2[i-1];</div><div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;                }</div><div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;            }</div><div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;parray2.size(); ++i) {</div><div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;                vertices &lt;&lt; parray2[i-1];</div><div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;                vertices &lt;&lt; parray2[i];</div><div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160;            }</div><div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;            lineshader-&gt;<a class="code" href="classShipCAD_1_1LineShader.html#a3d30bda1883e0eda65ea23c4da76f610">renderLines</a>(vertices, <a class="code" href="classShipCAD_1_1Spline.html#a788c76b36b091f3d5b92c9cde414cb89">getCurvatureColor</a>());</div><div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;        }</div><div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160;        <span class="keywordflow">if</span> (_show_points) {</div><div class="line"><a name="l00543"></a><span class="lineno">  543</span>&#160;            <span class="comment">//vp.setFont(&quot;small fonts&quot;);</span></div><div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;            <span class="comment">//vp.setFontSize(7);</span></div><div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;            <span class="comment">//vp.setFontColor(Qt::black);</span></div><div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;            <span class="comment">//vp.setBrushStyle(Qt::clear);</span></div><div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;            <span class="comment">//vp.setColor(Qt::white);</span></div><div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;            vertices.clear();</div><div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_nopoints; ++i) {</div><div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;                vertices &lt;&lt; _points[i];</div><div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;                <span class="comment">//vp.text(pt.x() + 2, pt.y(), IntToStr(i));</span></div><div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;            }</div><div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;            lineshader-&gt;<a class="code" href="classShipCAD_1_1LineShader.html#aaa105117e559ec413a733e14dc638b5a">renderPoints</a>(vertices, QColor(Qt::white));</div><div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;        }</div><div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;    }</div><div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;    vertices.clear();</div><div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;    glLineWidth(1);</div><div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;parray1.size(); ++i) {</div><div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;        vertices &lt;&lt; parray1[i-1];</div><div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;        vertices &lt;&lt; parray1[i];</div><div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;    }</div><div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;    lineshader-&gt;<a class="code" href="classShipCAD_1_1LineShader.html#a3d30bda1883e0eda65ea23c4da76f610">renderLines</a>(vertices, <a class="code" href="classShipCAD_1_1Entity.html#a747f437fa410f5b8b6251967fd3a90aa">getColor</a>());</div><div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;}</div><div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;</div><div class="line"><a name="l00565"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#aa1dcf2a9cff6d17afd926219e3791f9f">  565</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#aa1dcf2a9cff6d17afd926219e3791f9f">Spline::drawStarboard</a>(<a class="code" href="classShipCAD_1_1Viewport.html">Viewport</a>&amp; vp, <a class="code" href="classShipCAD_1_1LineShader.html">LineShader</a>* lineshader)</div><div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160;{</div><div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;    Q_UNUSED(vp);</div><div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;</div><div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">_build</a>)</div><div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;        <a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">rebuild</a>();</div><div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;</div><div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;    QVector3D p1;</div><div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;    QVector3D p2;</div><div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;    QVector3D normal;</div><div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;    vector&lt;QVector3D&gt; parray1;</div><div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;    parray1.reserve(_fragments);</div><div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;    vector&lt;QVector3D&gt; parray2;</div><div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;    QVector&lt;QVector3D&gt;&amp; vertices = lineshader-&gt;<a class="code" href="classShipCAD_1_1LineShader.html#a68f7433ac957df5b454eb1440ad1c7d9">getVertexBuffer</a>();</div><div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;</div><div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_fragments; ++i) {</div><div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;        p1 = <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(i / static_cast&lt;float&gt;(_fragments));</div><div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;        p1.setY(-p1.y());</div><div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;        parray1.push_back(p1);</div><div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;    }</div><div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;    <span class="keywordflow">if</span> (_show_curvature) {</div><div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;        glLineWidth(1);</div><div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_fragments; ++i) {</div><div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;            <span class="keywordtype">float</span> c = <a class="code" href="classShipCAD_1_1Spline.html#a755e063448eccbb2714d763596630b9d">curvature</a>(i / static_cast&lt;float&gt;(_fragments), normal);</div><div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;            normal.setY(-normal.y());</div><div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;            p2 = parray1[i] - (c * 2 * _curvature_scale * normal);</div><div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;            parray2.push_back(p2);</div><div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;        }</div><div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;=_fragments; ++i) {</div><div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;            <span class="keywordflow">if</span> (i % 4 == 0 || i == 1 || i == _fragments) {</div><div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;                vertices &lt;&lt; parray1[i-1];</div><div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;                vertices &lt;&lt; parray2[i-1];</div><div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;            }</div><div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;        }</div><div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;parray2.size(); ++i) {</div><div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;            vertices &lt;&lt; parray2[i-1];</div><div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;            vertices &lt;&lt; parray2[i];</div><div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;        }</div><div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;        lineshader-&gt;<a class="code" href="classShipCAD_1_1LineShader.html#a3d30bda1883e0eda65ea23c4da76f610">renderLines</a>(vertices, <a class="code" href="classShipCAD_1_1Spline.html#a788c76b36b091f3d5b92c9cde414cb89">getCurvatureColor</a>());</div><div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;    }</div><div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;    <span class="keywordflow">if</span> (_show_points) {</div><div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;        <span class="comment">//vp.setFont(&quot;small fonts&quot;);</span></div><div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;        <span class="comment">//vp.setFontSize(7);</span></div><div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;        <span class="comment">//vp.setFontColor(Qt::black);</span></div><div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;        <span class="comment">//vp.setBrushStyle(Qt::clear);</span></div><div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;        <span class="comment">//vp.setColor(Qt::white);</span></div><div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;        vertices.clear();</div><div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_nopoints; ++i) {</div><div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;            vertices &lt;&lt; _points[i];</div><div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;            <span class="comment">//vp.text(pt.x() + 2, pt.y(), IntToStr(i));</span></div><div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;        }</div><div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;        lineshader-&gt;<a class="code" href="classShipCAD_1_1LineShader.html#aaa105117e559ec413a733e14dc638b5a">renderPoints</a>(vertices, QColor(Qt::white));</div><div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;    }</div><div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;    vertices.clear();</div><div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;    glLineWidth(1);</div><div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;parray1.size(); ++i) {</div><div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;        vertices &lt;&lt; parray1[i-1];</div><div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;        vertices &lt;&lt; parray1[i];</div><div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;    }</div><div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;    lineshader-&gt;<a class="code" href="classShipCAD_1_1LineShader.html#a3d30bda1883e0eda65ea23c4da76f610">renderLines</a>(vertices, <a class="code" href="classShipCAD_1_1Entity.html#a747f437fa410f5b8b6251967fd3a90aa">getColor</a>());</div><div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;}</div><div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;</div><div class="line"><a name="l00627"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#aa8e588b92d23c74bb6ec120624b49e54">  627</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#aa8e588b92d23c74bb6ec120624b49e54">Spline::insert_spline</a>(<span class="keywordtype">size_t</span> index, <span class="keywordtype">bool</span> invert, <span class="keywordtype">bool</span> duplicate_point,</div><div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;                           <span class="keyword">const</span> <a class="code" href="classShipCAD_1_1Spline.html">Spline</a>&amp; source)</div><div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160;{</div><div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;    <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;    <span class="keywordtype">size_t</span> nonewpoints;</div><div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;    <span class="keywordflow">if</span> (duplicate_point)</div><div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;        nonewpoints = source._nopoints-1;</div><div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;    <span class="keywordflow">else</span></div><div class="line"><a name="l00635"></a><span class="lineno">  635</span>&#160;        nonewpoints = source._nopoints;</div><div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;    <span class="keywordflow">if</span> (_nopoints == 0)</div><div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;        index = 0;</div><div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;    _points.insert(_points.begin()+index, nonewpoints, <a class="code" href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ZERO</a>);</div><div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;    _knuckles.insert(_knuckles.begin()+index, nonewpoints, <span class="keyword">false</span>);</div><div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;    <span class="keywordflow">if</span> (invert) {</div><div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;nonewpoints; ++i) {</div><div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;            _points[i+index] = source._points[nonewpoints-i-1];</div><div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;            _knuckles[i+index] = source._knuckles[nonewpoints-i-1];</div><div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;        }</div><div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;    }</div><div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;    <span class="keywordflow">else</span> {</div><div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;nonewpoints; ++i) {</div><div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;            _points[i+index] = source._points[i];</div><div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160;            _knuckles[i+index] = source._knuckles[i];</div><div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160;        }</div><div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160;    }</div><div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;    _nopoints += nonewpoints;</div><div class="line"><a name="l00653"></a><span class="lineno">  653</span>&#160;}</div><div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;</div><div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> add_to_output(<span class="keyword">const</span> QVector3D&amp; p, <span class="keywordtype">float</span> parameter, <a class="code" href="classShipCAD_1_1IntersectionData.html">IntersectionData</a>&amp; output)</div><div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;{</div><div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160;    <span class="comment">// if the new point is very close to the last point, don&#39;t add it</span></div><div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;    <span class="comment">// this will be the case if intersection is at the end point of a line segment</span></div><div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;    <span class="keywordflow">if</span> (output.<a class="code" href="classShipCAD_1_1IntersectionData.html#a5b42e3b8b81d18963f9a07609b402628">number_of_intersections</a> &gt; 0 &amp;&amp; fabs(parameter - output.<a class="code" href="classShipCAD_1_1IntersectionData.html#a06fcbb71243644bdea0e5b86da3b191c">parameters</a>.back()) &lt; 1E-6)</div><div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;        <span class="keywordflow">return</span>;</div><div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;    output.<a class="code" href="classShipCAD_1_1IntersectionData.html#a5b42e3b8b81d18963f9a07609b402628">number_of_intersections</a>++;</div><div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;    output.<a class="code" href="classShipCAD_1_1IntersectionData.html#a926e126e42d95e01b39e2750a0e1fb95">points</a>.push_back(p);</div><div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;    output.<a class="code" href="classShipCAD_1_1IntersectionData.html#a06fcbb71243644bdea0e5b86da3b191c">parameters</a>.push_back(parameter);</div><div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;}</div><div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;</div><div class="line"><a name="l00666"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#ada8dd726a502187bf0e35022576395d3">  666</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classShipCAD_1_1Spline.html#ada8dd726a502187bf0e35022576395d3">Spline::intersect_plane</a>(<span class="keyword">const</span> <a class="code" href="classShipCAD_1_1Plane.html">Plane</a>&amp; plane, <a class="code" href="classShipCAD_1_1IntersectionData.html">IntersectionData</a>&amp; output)<span class="keyword"> const</span></div><div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;    output.<a class="code" href="classShipCAD_1_1IntersectionData.html#a5b42e3b8b81d18963f9a07609b402628">number_of_intersections</a> = 0;</div><div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;    <span class="keywordtype">float</span> t1 = 0;</div><div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;    QVector3D p1 = <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(t1);</div><div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;    <span class="keywordtype">float</span> s1 = plane.<a class="code" href="classShipCAD_1_1Plane.html#a6851b997a300848fcb37b33407165c44">distance</a>(p1);</div><div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;    <span class="keywordflow">if</span> (fabs(s1) &lt; 1E-6)</div><div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;        add_to_output(p1, t1, output);</div><div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;=_fragments; ++i) {</div><div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;        <span class="keywordtype">float</span> t2 = i / <span class="keyword">static_cast&lt;</span><span class="keywordtype">float</span><span class="keyword">&gt;</span>(_fragments);</div><div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;        QVector3D p2 = <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(t2);</div><div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;        <span class="keywordtype">float</span> s2 = plane.<a class="code" href="classShipCAD_1_1Plane.html#a6851b997a300848fcb37b33407165c44">distance</a>(p2);</div><div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;        <span class="keywordflow">if</span> (fabs(s2) &lt; 1E-6)</div><div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;            add_to_output(p2, t2, output);</div><div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;        <span class="keywordflow">if</span> (s1 &lt; 0 &amp;&amp; s2 &gt; 0) {</div><div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160;            <span class="comment">// intersection found</span></div><div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;            <span class="keywordtype">float</span> t = s1 / (s2 - s1);</div><div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160;            t = t1 - t * (t2 - t1);</div><div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160;            add_to_output(<a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(t), t, output);</div><div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (s2 &lt; 0 &amp;&amp; s1 &gt; 0) {</div><div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;            <span class="comment">// intersection found</span></div><div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;            <span class="keywordtype">float</span> t = -s1 / (s2 - s1);</div><div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;            t = t1 + t * (t2 - t1);</div><div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;            add_to_output(<a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(t), t, output);</div><div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;        }</div><div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;        p1 = p2;</div><div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;        s1 = s2;</div><div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;        t1 = t2;</div><div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;    }</div><div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;    <span class="keywordflow">return</span> output.<a class="code" href="classShipCAD_1_1IntersectionData.html#a5b42e3b8b81d18963f9a07609b402628">number_of_intersections</a> &gt; 0;</div><div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;}</div><div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;</div><div class="line"><a name="l00698"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a26293a4ee636c2b968c45731425d5c94">  698</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a26293a4ee636c2b968c45731425d5c94">Spline::invert_direction</a>()</div><div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;{</div><div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;    <span class="keywordtype">size_t</span> mid = _nopoints / 2;</div><div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;mid; ++i) {</div><div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;        swap(_points[i], _points[_nopoints - i - 1]);</div><div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;        <span class="keywordtype">bool</span> tmp = _knuckles[i];</div><div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;        _knuckles[i] = _knuckles[_nopoints - i - 1];</div><div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;        _knuckles[_nopoints - i - 1] = tmp;</div><div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;    }</div><div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;}</div><div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;</div><div class="line"><a name="l00709"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#ae90c8807fb8058d6309f47db64e2d40e">  709</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#ae90c8807fb8058d6309f47db64e2d40e">Spline::loadBinary</a>(<a class="code" href="classShipCAD_1_1FileBuffer.html">FileBuffer</a>&amp; source)</div><div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;{</div><div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;    source.<a class="code" href="classShipCAD_1_1FileBuffer.html#a86223c54bcf111ef205c9d651e0b9a66">load</a>(_show_curvature);</div><div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;    source.<a class="code" href="classShipCAD_1_1FileBuffer.html#a86223c54bcf111ef205c9d651e0b9a66">load</a>(_curvature_scale);</div><div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;    quint32 n;</div><div class="line"><a name="l00714"></a><span class="lineno">  714</span>&#160;    source.<a class="code" href="classShipCAD_1_1FileBuffer.html#a86223c54bcf111ef205c9d651e0b9a66">load</a>(n);</div><div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160;    _nopoints = n;</div><div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160;    _points.reserve(n);</div><div class="line"><a name="l00717"></a><span class="lineno">  717</span>&#160;    _knuckles.reserve(n);</div><div class="line"><a name="l00718"></a><span class="lineno">  718</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;n; ++i) {</div><div class="line"><a name="l00719"></a><span class="lineno">  719</span>&#160;        QVector3D p;</div><div class="line"><a name="l00720"></a><span class="lineno">  720</span>&#160;        source.<a class="code" href="classShipCAD_1_1FileBuffer.html#a86223c54bcf111ef205c9d651e0b9a66">load</a>(p);</div><div class="line"><a name="l00721"></a><span class="lineno">  721</span>&#160;        _points.push_back(p);</div><div class="line"><a name="l00722"></a><span class="lineno">  722</span>&#160;        <span class="keywordtype">bool</span> k;</div><div class="line"><a name="l00723"></a><span class="lineno">  723</span>&#160;        source.<a class="code" href="classShipCAD_1_1FileBuffer.html#a86223c54bcf111ef205c9d651e0b9a66">load</a>(k);</div><div class="line"><a name="l00724"></a><span class="lineno">  724</span>&#160;        _knuckles.push_back(k);</div><div class="line"><a name="l00725"></a><span class="lineno">  725</span>&#160;    }</div><div class="line"><a name="l00726"></a><span class="lineno">  726</span>&#160;    <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00727"></a><span class="lineno">  727</span>&#160;}</div><div class="line"><a name="l00728"></a><span class="lineno">  728</span>&#160;</div><div class="line"><a name="l00729"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a5abb8df513d25abe8b0ec000a7926a66">  729</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a5abb8df513d25abe8b0ec000a7926a66">Spline::saveBinary</a>(<a class="code" href="classShipCAD_1_1FileBuffer.html">FileBuffer</a>&amp; destination)<span class="keyword"> const</span></div><div class="line"><a name="l00730"></a><span class="lineno">  730</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00731"></a><span class="lineno">  731</span>&#160;    destination.<a class="code" href="classShipCAD_1_1FileBuffer.html#a9a5d46b2c6d568ee2cdef110d4773e73">add</a>(_show_curvature);</div><div class="line"><a name="l00732"></a><span class="lineno">  732</span>&#160;    destination.<a class="code" href="classShipCAD_1_1FileBuffer.html#a9a5d46b2c6d568ee2cdef110d4773e73">add</a>(_curvature_scale);</div><div class="line"><a name="l00733"></a><span class="lineno">  733</span>&#160;    destination.<a class="code" href="classShipCAD_1_1FileBuffer.html#a9a5d46b2c6d568ee2cdef110d4773e73">add</a>(_nopoints);</div><div class="line"><a name="l00734"></a><span class="lineno">  734</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_nopoints; ++i) {</div><div class="line"><a name="l00735"></a><span class="lineno">  735</span>&#160;        destination.<a class="code" href="classShipCAD_1_1FileBuffer.html#a9a5d46b2c6d568ee2cdef110d4773e73">add</a>(_points[i]);</div><div class="line"><a name="l00736"></a><span class="lineno">  736</span>&#160;        destination.<a class="code" href="classShipCAD_1_1FileBuffer.html#a9a5d46b2c6d568ee2cdef110d4773e73">add</a>(_knuckles[i]);</div><div class="line"><a name="l00737"></a><span class="lineno">  737</span>&#160;    }</div><div class="line"><a name="l00738"></a><span class="lineno">  738</span>&#160;}</div><div class="line"><a name="l00739"></a><span class="lineno">  739</span>&#160;</div><div class="line"><a name="l00740"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a33a6300e79043b2fee45cb0eca0696bb">  740</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a33a6300e79043b2fee45cb0eca0696bb">Spline::saveToDXF</a>(QStringList&amp; strings, QString layername, <span class="keywordtype">bool</span> sendmirror)<span class="keyword"> const</span></div><div class="line"><a name="l00741"></a><span class="lineno">  741</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00742"></a><span class="lineno">  742</span>&#160;    <span class="keywordtype">int</span> ind = <a class="code" href="namespaceShipCAD.html#a87efc267ae07a84fb1cd55a4562c2907">FindDXFColorIndex</a>(<a class="code" href="classShipCAD_1_1Entity.html#a150a19aa958886e9dcf7c4e0e51dcd98">_color</a>);</div><div class="line"><a name="l00743"></a><span class="lineno">  743</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">_build</a>)</div><div class="line"><a name="l00744"></a><span class="lineno">  744</span>&#160;        <span class="keyword">const_cast&lt;</span><a class="code" href="classShipCAD_1_1Spline.html">Spline</a>*<span class="keyword">&gt;</span>(<span class="keyword">this</span>)-&gt;<a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">rebuild</a>();</div><div class="line"><a name="l00745"></a><span class="lineno">  745</span>&#160;    vector&lt;float&gt; params;</div><div class="line"><a name="l00746"></a><span class="lineno">  746</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=2; i&lt;_nopoints; ++i) {</div><div class="line"><a name="l00747"></a><span class="lineno">  747</span>&#160;        <span class="keywordflow">if</span> (_knuckles[i-1]) {</div><div class="line"><a name="l00748"></a><span class="lineno">  748</span>&#160;            params.push_back(_parameters[i-1]);</div><div class="line"><a name="l00749"></a><span class="lineno">  749</span>&#160;        }</div><div class="line"><a name="l00750"></a><span class="lineno">  750</span>&#160;    }</div><div class="line"><a name="l00751"></a><span class="lineno">  751</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=1; i&lt;=_fragments; ++i)</div><div class="line"><a name="l00752"></a><span class="lineno">  752</span>&#160;        params.push_back((i-1)/static_cast&lt;float&gt;(_fragments-1));</div><div class="line"><a name="l00753"></a><span class="lineno">  753</span>&#160;    sort(params.begin(), params.end());</div><div class="line"><a name="l00754"></a><span class="lineno">  754</span>&#160;</div><div class="line"><a name="l00755"></a><span class="lineno">  755</span>&#160;    strings.push_back(<span class="stringliteral">&quot;0\r\nPOLYLINE&quot;</span>);</div><div class="line"><a name="l00756"></a><span class="lineno">  756</span>&#160;    strings.push_back(QString(<span class="stringliteral">&quot;8\r\n%1&quot;</span>).arg(layername));   <span class="comment">// layername</span></div><div class="line"><a name="l00757"></a><span class="lineno">  757</span>&#160;    strings.push_back(QString(<span class="stringliteral">&quot;62\r\n%1&quot;</span>).arg(ind));      <span class="comment">// color by layer</span></div><div class="line"><a name="l00758"></a><span class="lineno">  758</span>&#160;    strings.push_back(<span class="stringliteral">&quot;70\r\n10&quot;</span>);    <span class="comment">// not closed</span></div><div class="line"><a name="l00759"></a><span class="lineno">  759</span>&#160;    strings.push_back(<span class="stringliteral">&quot;66\r\n1&quot;</span>);     <span class="comment">// vertices follow</span></div><div class="line"><a name="l00760"></a><span class="lineno">  760</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;params.size(); ++i) {</div><div class="line"><a name="l00761"></a><span class="lineno">  761</span>&#160;        QVector3D p = <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(params[i]);</div><div class="line"><a name="l00762"></a><span class="lineno">  762</span>&#160;        strings.push_back(<span class="stringliteral">&quot;0\r\nVERTEX&quot;</span>);</div><div class="line"><a name="l00763"></a><span class="lineno">  763</span>&#160;        strings.push_back(QString(<span class="stringliteral">&quot;8\r\n%1&quot;</span>).arg(layername));</div><div class="line"><a name="l00764"></a><span class="lineno">  764</span>&#160;        strings.push_back(QString(<span class="stringliteral">&quot;10\r\n%1&quot;</span>).arg(<a class="code" href="namespaceShipCAD.html#a646812cc2b9066dfc47f2ed7e1faa955">Truncate</a>(p.x(), 4)));</div><div class="line"><a name="l00765"></a><span class="lineno">  765</span>&#160;        strings.push_back(QString(<span class="stringliteral">&quot;20\r\n%1&quot;</span>).arg(<a class="code" href="namespaceShipCAD.html#a646812cc2b9066dfc47f2ed7e1faa955">Truncate</a>(p.y(), 4)));</div><div class="line"><a name="l00766"></a><span class="lineno">  766</span>&#160;        strings.push_back(QString(<span class="stringliteral">&quot;30\r\n%1&quot;</span>).arg(<a class="code" href="namespaceShipCAD.html#a646812cc2b9066dfc47f2ed7e1faa955">Truncate</a>(p.z(), 4)));</div><div class="line"><a name="l00767"></a><span class="lineno">  767</span>&#160;        strings.push_back(<span class="stringliteral">&quot;70\r\n32&quot;</span>);    <span class="comment">// 3D polyline mesh vertex</span></div><div class="line"><a name="l00768"></a><span class="lineno">  768</span>&#160;    }</div><div class="line"><a name="l00769"></a><span class="lineno">  769</span>&#160;    strings.push_back(<span class="stringliteral">&quot;0\r\nSEQEND&quot;</span>);</div><div class="line"><a name="l00770"></a><span class="lineno">  770</span>&#160;    <span class="keywordflow">if</span> (sendmirror) {</div><div class="line"><a name="l00771"></a><span class="lineno">  771</span>&#160;        <span class="comment">// send the starboard side too</span></div><div class="line"><a name="l00772"></a><span class="lineno">  772</span>&#160;        strings.push_back(<span class="stringliteral">&quot;0\r\nPOLYLINE&quot;</span>);</div><div class="line"><a name="l00773"></a><span class="lineno">  773</span>&#160;        strings.push_back(QString(<span class="stringliteral">&quot;8\r\n%1&quot;</span>).arg(layername));   <span class="comment">// layername</span></div><div class="line"><a name="l00774"></a><span class="lineno">  774</span>&#160;        strings.push_back(QString(<span class="stringliteral">&quot;62\r\n%1&quot;</span>).arg(ind));      <span class="comment">// color by layer</span></div><div class="line"><a name="l00775"></a><span class="lineno">  775</span>&#160;        strings.push_back(<span class="stringliteral">&quot;70\r\n10&quot;</span>);    <span class="comment">// not closed</span></div><div class="line"><a name="l00776"></a><span class="lineno">  776</span>&#160;        strings.push_back(<span class="stringliteral">&quot;66\r\n1&quot;</span>);     <span class="comment">// vertices follow</span></div><div class="line"><a name="l00777"></a><span class="lineno">  777</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;params.size(); ++i) {</div><div class="line"><a name="l00778"></a><span class="lineno">  778</span>&#160;            QVector3D p = <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">value</a>(params[i]);</div><div class="line"><a name="l00779"></a><span class="lineno">  779</span>&#160;            strings.push_back(<span class="stringliteral">&quot;0\r\nVERTEX&quot;</span>);</div><div class="line"><a name="l00780"></a><span class="lineno">  780</span>&#160;            strings.push_back(QString(<span class="stringliteral">&quot;8\r\n%1&quot;</span>).arg(layername));</div><div class="line"><a name="l00781"></a><span class="lineno">  781</span>&#160;            strings.push_back(QString(<span class="stringliteral">&quot;10\r\n%1&quot;</span>).arg(<a class="code" href="namespaceShipCAD.html#a646812cc2b9066dfc47f2ed7e1faa955">Truncate</a>(p.x(), 4)));</div><div class="line"><a name="l00782"></a><span class="lineno">  782</span>&#160;            strings.push_back(QString(<span class="stringliteral">&quot;20\r\n%1&quot;</span>).arg(<a class="code" href="namespaceShipCAD.html#a646812cc2b9066dfc47f2ed7e1faa955">Truncate</a>(-p.y(), 4)));</div><div class="line"><a name="l00783"></a><span class="lineno">  783</span>&#160;            strings.push_back(QString(<span class="stringliteral">&quot;30\r\n%1&quot;</span>).arg(<a class="code" href="namespaceShipCAD.html#a646812cc2b9066dfc47f2ed7e1faa955">Truncate</a>(p.z(), 4)));</div><div class="line"><a name="l00784"></a><span class="lineno">  784</span>&#160;            strings.push_back(<span class="stringliteral">&quot;70\r\n32&quot;</span>);    <span class="comment">// 3D polyline mesh vertex</span></div><div class="line"><a name="l00785"></a><span class="lineno">  785</span>&#160;        }</div><div class="line"><a name="l00786"></a><span class="lineno">  786</span>&#160;        strings.push_back(<span class="stringliteral">&quot;0\r\nSEQEND&quot;</span>);</div><div class="line"><a name="l00787"></a><span class="lineno">  787</span>&#160;    }</div><div class="line"><a name="l00788"></a><span class="lineno">  788</span>&#160;}</div><div class="line"><a name="l00789"></a><span class="lineno">  789</span>&#160;</div><div class="line"><a name="l00790"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a02967f3eee8b1755eab0d7da55c3c621">  790</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a02967f3eee8b1755eab0d7da55c3c621">Spline::clear</a>()</div><div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160;{</div><div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;    _nopoints = 0;</div><div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;    _fragments = 100;</div><div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;    _show_curvature = <span class="keyword">false</span>;</div><div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;    _curvature_scale = 0.10f;</div><div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;    _curvature_color = Qt::magenta;</div><div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;    _show_points = <span class="keyword">false</span>;</div><div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;    <a class="code" href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">setBuild</a>(<span class="keyword">false</span>);</div><div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;    <a class="code" href="classShipCAD_1_1Entity.html#a998d0e5d360371046fd5835ba1e0877a">Entity::clear</a>();</div><div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;    _points.clear();</div><div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;    _knuckles.clear();</div><div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;    _parameters.clear();</div><div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;    _derivatives.clear();</div><div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;}</div><div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;</div><div class="line"><a name="l00806"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">  806</a></span>&#160;QVector3D <a class="code" href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">Spline::value</a>(<span class="keywordtype">float</span> parameter)<span class="keyword"> const</span></div><div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;    QVector3D result;</div><div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;    <span class="keywordflow">if</span> (_nopoints &lt; 2)</div><div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;        <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;    <span class="keywordflow">if</span> (!<a class="code" href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">_build</a>)</div><div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;        <span class="keyword">const_cast&lt;</span><a class="code" href="classShipCAD_1_1Spline.html">Spline</a>*<span class="keyword">&gt;</span>(<span class="keyword">this</span>)-&gt;<a class="code" href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">rebuild</a>();</div><div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;    <span class="keywordflow">if</span> (_nopoints &lt; 2)</div><div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;        <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;</div><div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;    <span class="keywordtype">size_t</span> lo, hi;</div><div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;    <span class="keywordflow">if</span> (_nopoints == 2) {</div><div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;        lo = 0;</div><div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;        hi = 1;</div><div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;    }</div><div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;    <span class="keywordflow">else</span> {</div><div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;        lo = 0;</div><div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;        hi = _nopoints - 1;</div><div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;        <span class="keywordflow">do</span> {</div><div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;            <span class="keywordtype">size_t</span> k = (lo + hi) / 2;</div><div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;            <span class="keywordflow">if</span> (_parameters[k] &lt; parameter)</div><div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;                lo = k;</div><div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;            <span class="keywordflow">else</span></div><div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;                hi = k;</div><div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;        }</div><div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;        <span class="keywordflow">while</span> (hi - lo &gt; 1);</div><div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;    }</div><div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;    <span class="keywordtype">float</span> h, a, b;</div><div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160;    h = _parameters[hi] - _parameters[lo];</div><div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;    <span class="keywordflow">if</span> (fabs(h) &lt; 1E-6) {</div><div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;        result = _points[hi];</div><div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;    }</div><div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;    <span class="keywordflow">else</span> {</div><div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;        a = (_parameters[hi] - parameter) / h;</div><div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;        <span class="comment">//b = (parameter - _parameters[lo]) / h;</span></div><div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;        b = 1 - a;</div><div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160;        result = a * _points[lo] + b * _points[hi] + ((a * a * a - a) * _derivatives[lo]</div><div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;                                                      + (b * b * b - b) * _derivatives[hi])</div><div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160;            * (h * h) / 6.0;</div><div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;    }</div><div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160;    <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00847"></a><span class="lineno">  847</span>&#160;}</div><div class="line"><a name="l00848"></a><span class="lineno">  848</span>&#160;</div><div class="line"><a name="l00849"></a><span class="lineno"><a class="line" href="classShipCAD_1_1Spline.html#a156ffe855d149ad445b178078ee4451c">  849</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classShipCAD_1_1Spline.html#a156ffe855d149ad445b178078ee4451c">Spline::dump</a>(ostream&amp; os)<span class="keyword"> const</span></div><div class="line"><a name="l00850"></a><span class="lineno">  850</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00851"></a><span class="lineno">  851</span>&#160;    os &lt;&lt; <span class="stringliteral">&quot;Spline nopoints=&quot;</span> &lt;&lt; _nopoints &lt;&lt; <span class="stringliteral">&quot;\n&quot;</span>;</div><div class="line"><a name="l00852"></a><span class="lineno">  852</span>&#160;    <a class="code" href="classShipCAD_1_1Entity.html#a395d7573df06482d9deaecdc87d46944">Entity::dump</a>(os);</div><div class="line"><a name="l00853"></a><span class="lineno">  853</span>&#160;    os &lt;&lt; <span class="stringliteral">&quot;\n Fragments:&quot;</span> &lt;&lt; _fragments</div><div class="line"><a name="l00854"></a><span class="lineno">  854</span>&#160;       &lt;&lt; <span class="stringliteral">&quot;\n ShowCurvature:&quot;</span> &lt;&lt; (_show_curvature ? <span class="stringliteral">&quot;true&quot;</span> : <span class="stringliteral">&quot;false&quot;</span>)</div><div class="line"><a name="l00855"></a><span class="lineno">  855</span>&#160;       &lt;&lt; <span class="stringliteral">&quot;\n ShowPoints:&quot;</span> &lt;&lt; (_show_points ? <span class="stringliteral">&quot;true&quot;</span> : <span class="stringliteral">&quot;false&quot;</span>)</div><div class="line"><a name="l00856"></a><span class="lineno">  856</span>&#160;       &lt;&lt; <span class="stringliteral">&quot;\n CurvatureScale:&quot;</span> &lt;&lt; _curvature_scale</div><div class="line"><a name="l00857"></a><span class="lineno">  857</span>&#160;       &lt;&lt; <span class="stringliteral">&quot;\n CurvatureColor:[&quot;</span> &lt;&lt; _curvature_color.red()</div><div class="line"><a name="l00858"></a><span class="lineno">  858</span>&#160;       &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; _curvature_color.green()</div><div class="line"><a name="l00859"></a><span class="lineno">  859</span>&#160;       &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; _curvature_color.blue()</div><div class="line"><a name="l00860"></a><span class="lineno">  860</span>&#160;       &lt;&lt; <span class="stringliteral">&quot;]\n TotalLength:&quot;</span> &lt;&lt; _total_length</div><div class="line"><a name="l00861"></a><span class="lineno">  861</span>&#160;       &lt;&lt; <span class="stringliteral">&quot;\n Data (p, k, param, deriv)\n =========================\n&quot;</span>;</div><div class="line"><a name="l00862"></a><span class="lineno">  862</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i&lt;_points.size(); ++i) {</div><div class="line"><a name="l00863"></a><span class="lineno">  863</span>&#160;        os &lt;&lt; <span class="stringliteral">&quot; [&quot;</span> &lt;&lt; _points[i].x() &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; _points[i].y() &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; _points[i].z()</div><div class="line"><a name="l00864"></a><span class="lineno">  864</span>&#160;           &lt;&lt; <span class="stringliteral">&quot;]\t&quot;</span> &lt;&lt; (_knuckles[i] ? <span class="charliteral">&#39;t&#39;</span> : <span class="charliteral">&#39;f&#39;</span>);</div><div class="line"><a name="l00865"></a><span class="lineno">  865</span>&#160;        <span class="keywordflow">if</span> (_parameters.size() &gt; i &amp;&amp; _derivatives.size() &gt; i) {</div><div class="line"><a name="l00866"></a><span class="lineno">  866</span>&#160;            os &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; _parameters[i]</div><div class="line"><a name="l00867"></a><span class="lineno">  867</span>&#160;               &lt;&lt; <span class="stringliteral">&quot;\t[&quot;</span> &lt;&lt; _derivatives[i].x()</div><div class="line"><a name="l00868"></a><span class="lineno">  868</span>&#160;               &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; _derivatives[i].y()</div><div class="line"><a name="l00869"></a><span class="lineno">  869</span>&#160;               &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; _derivatives[i].z()</div><div class="line"><a name="l00870"></a><span class="lineno">  870</span>&#160;               &lt;&lt; <span class="stringliteral">&quot;]&quot;</span>;</div><div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;        }</div><div class="line"><a name="l00872"></a><span class="lineno">  872</span>&#160;        os &lt;&lt; endl;</div><div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;    }</div><div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;}</div><div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;</div><div class="line"><a name="l00876"></a><span class="lineno"><a class="line" href="spline_8h.html#a2b2273ce57731ad10e80bb84737c27c3">  876</a></span>&#160;ostream&amp; <a class="code" href="spline_8cpp.html#ab5274146244ca19b783c80131add5128">operator &lt;&lt; </a>(ostream&amp; os, <span class="keyword">const</span> <a class="code" href="classShipCAD_1_1Spline.html">ShipCAD::Spline</a>&amp; spline)</div><div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;{</div><div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;    spline.<a class="code" href="classShipCAD_1_1Spline.html#a156ffe855d149ad445b178078ee4451c">dump</a>(os);</div><div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;    <span class="keywordflow">return</span> os;</div><div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;}</div><div class="ttc" id="classShipCAD_1_1Spline_html_a9b466ad7510032dafb0421f2d834bde6"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a9b466ad7510032dafb0421f2d834bde6">ShipCAD::Spline::rebuild</a></div><div class="ttdeci">virtual void rebuild()</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00114">spline.cpp:114</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_ac3d9f4514573be91b316413bf062791a"><div class="ttname"><a href="classShipCAD_1_1Spline.html#ac3d9f4514573be91b316413bf062791a">ShipCAD::Spline::add</a></div><div class="ttdeci">void add(const QVector3D &amp;p)</div><div class="ttdoc">add a point to the spline </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00371">spline.cpp:371</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_ae90c8807fb8058d6309f47db64e2d40e"><div class="ttname"><a href="classShipCAD_1_1Spline.html#ae90c8807fb8058d6309f47db64e2d40e">ShipCAD::Spline::loadBinary</a></div><div class="ttdeci">void loadBinary(FileBuffer &amp;source)</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00709">spline.cpp:709</a></div></div>
<div class="ttc" id="spline_8h_html"><div class="ttname"><a href="spline_8h.html">spline.h</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_ae02af8d5473f952644ac5103d7beebf2"><div class="ttname"><a href="classShipCAD_1_1Spline.html#ae02af8d5473f952644ac5103d7beebf2">ShipCAD::Spline::setPoint</a></div><div class="ttdeci">void setPoint(size_t index, const QVector3D &amp;p)</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00103">spline.cpp:103</a></div></div>
<div class="ttc" id="spline_8cpp_html_ab5274146244ca19b783c80131add5128"><div class="ttname"><a href="spline_8cpp.html#ab5274146244ca19b783c80131add5128">operator&lt;&lt;</a></div><div class="ttdeci">ostream &amp; operator&lt;&lt;(ostream &amp;os, const ShipCAD::Spline &amp;spline)</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00876">spline.cpp:876</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a120c5530571f138daad61426053220f3"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a120c5530571f138daad61426053220f3">ShipCAD::Spline::delete_point</a></div><div class="ttdeci">void delete_point(size_t index)</div><div class="ttdoc">delete a point from the spline </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00469">spline.cpp:469</a></div></div>
<div class="ttc" id="classShipCAD_1_1FileBuffer_html_a9a5d46b2c6d568ee2cdef110d4773e73"><div class="ttname"><a href="classShipCAD_1_1FileBuffer.html#a9a5d46b2c6d568ee2cdef110d4773e73">ShipCAD::FileBuffer::add</a></div><div class="ttdeci">void add(const JPEGImage &amp;img)</div><div class="ttdef"><b>Definition:</b> <a href="filebuffer_8cpp_source.html#l00108">filebuffer.cpp:108</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_aa8e588b92d23c74bb6ec120624b49e54"><div class="ttname"><a href="classShipCAD_1_1Spline.html#aa8e588b92d23c74bb6ec120624b49e54">ShipCAD::Spline::insert_spline</a></div><div class="ttdeci">void insert_spline(size_t index, bool invert, bool duplicate_point, const Spline &amp;source)</div><div class="ttdoc">insert a copy of a spline at the index </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00627">spline.cpp:627</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a043f418b363a0dc7161b9106a72ef8b4"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a043f418b363a0dc7161b9106a72ef8b4">ShipCAD::Spline::simplify</a></div><div class="ttdeci">bool simplify(float criterium)</div><div class="ttdoc">simplify the spline by removing points </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00319">spline.cpp:319</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_a998d0e5d360371046fd5835ba1e0877a"><div class="ttname"><a href="classShipCAD_1_1Entity.html#a998d0e5d360371046fd5835ba1e0877a">ShipCAD::Entity::clear</a></div><div class="ttdeci">virtual void clear()</div><div class="ttdef"><b>Definition:</b> <a href="entity_8cpp_source.html#l00047">entity.cpp:47</a></div></div>
<div class="ttc" id="classShipCAD_1_1IntersectionData_html_a926e126e42d95e01b39e2750a0e1fb95"><div class="ttname"><a href="classShipCAD_1_1IntersectionData.html#a926e126e42d95e01b39e2750a0e1fb95">ShipCAD::IntersectionData::points</a></div><div class="ttdeci">std::vector&lt; QVector3D &gt; points</div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00057">entity.h:57</a></div></div>
<div class="ttc" id="classShipCAD_1_1IntersectionData_html"><div class="ttname"><a href="classShipCAD_1_1IntersectionData.html">ShipCAD::IntersectionData</a></div><div class="ttdoc">Record of geometry intersections. </div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00049">entity.h:49</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_a150a19aa958886e9dcf7c4e0e51dcd98"><div class="ttname"><a href="classShipCAD_1_1Entity.html#a150a19aa958886e9dcf7c4e0e51dcd98">ShipCAD::Entity::_color</a></div><div class="ttdeci">QColor _color</div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00112">entity.h:112</a></div></div>
<div class="ttc" id="plane_8h_html"><div class="ttname"><a href="plane_8h.html">plane.h</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_aa1ea6446e0b59d5cce88580242cd25b6"><div class="ttname"><a href="classShipCAD_1_1Spline.html#aa1ea6446e0b59d5cce88580242cd25b6">ShipCAD::Spline::insert</a></div><div class="ttdeci">void insert(size_t index, const QVector3D &amp;p)</div><div class="ttdoc">insert a point at the index </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00495">spline.cpp:495</a></div></div>
<div class="ttc" id="namespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdoc">STL namespace. </div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_a395d7573df06482d9deaecdc87d46944"><div class="ttname"><a href="classShipCAD_1_1Entity.html#a395d7573df06482d9deaecdc87d46944">ShipCAD::Entity::dump</a></div><div class="ttdeci">void dump(std::ostream &amp;os) const </div><div class="ttdef"><b>Definition:</b> <a href="entity_8cpp_source.html#l00090">entity.cpp:90</a></div></div>
<div class="ttc" id="viewport_8h_html"><div class="ttname"><a href="viewport_8h.html">viewport.h</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a6424ed433d241f566c15891cc25a74dd"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a6424ed433d241f566c15891cc25a74dd">ShipCAD::Spline::draw</a></div><div class="ttdeci">virtual void draw(Viewport &amp;vp, LineShader *lineshader)</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00507">spline.cpp:507</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_aa62cf7afa6461bafce7227ec31875219"><div class="ttname"><a href="classShipCAD_1_1Spline.html#aa62cf7afa6461bafce7227ec31875219">ShipCAD::Spline::value</a></div><div class="ttdeci">QVector3D value(float parameter) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00806">spline.cpp:806</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a26293a4ee636c2b968c45731425d5c94"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a26293a4ee636c2b968c45731425d5c94">ShipCAD::Spline::invert_direction</a></div><div class="ttdeci">void invert_direction()</div><div class="ttdoc">invert the direction of this spline </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00698">spline.cpp:698</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_ad4f075e2e8f1d3ac7c2d22b5be75bbad"><div class="ttname"><a href="classShipCAD_1_1Spline.html#ad4f075e2e8f1d3ac7c2d22b5be75bbad">ShipCAD::Spline::setKnuckle</a></div><div class="ttdeci">void setKnuckle(size_t index, bool val)</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00092">spline.cpp:92</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a7ad84ea604562c7c9cb309b4e78e25c5"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a7ad84ea604562c7c9cb309b4e78e25c5">ShipCAD::Spline::Spline</a></div><div class="ttdeci">Spline()</div><div class="ttdoc">constructor </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00047">spline.cpp:47</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_ab2f54a1745c95aa0871a8c57c114809e"><div class="ttname"><a href="classShipCAD_1_1Entity.html#ab2f54a1745c95aa0871a8c57c114809e">ShipCAD::Entity::isBuild</a></div><div class="ttdeci">bool isBuild() const </div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00097">entity.h:97</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a33226d5554ed979f264eb4c6d533145f"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a33226d5554ed979f264eb4c6d533145f">ShipCAD::Spline::coord_length</a></div><div class="ttdeci">float coord_length(float t1, float t2) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00379">spline.cpp:379</a></div></div>
<div class="ttc" id="classShipCAD_1_1LineShader_html_aaa105117e559ec413a733e14dc638b5a"><div class="ttname"><a href="classShipCAD_1_1LineShader.html#aaa105117e559ec413a733e14dc638b5a">ShipCAD::LineShader::renderPoints</a></div><div class="ttdeci">void renderPoints(QVector&lt; QVector3D &gt; &amp;points, QColor color)</div><div class="ttdef"><b>Definition:</b> <a href="shader_8cpp_source.html#l00127">shader.cpp:127</a></div></div>
<div class="ttc" id="classShipCAD_1_1LineShader_html_a68f7433ac957df5b454eb1440ad1c7d9"><div class="ttname"><a href="classShipCAD_1_1LineShader.html#a68f7433ac957df5b454eb1440ad1c7d9">ShipCAD::LineShader::getVertexBuffer</a></div><div class="ttdeci">QVector&lt; QVector3D &gt; &amp; getVertexBuffer()</div><div class="ttdef"><b>Definition:</b> <a href="shader_8cpp_source.html#l00159">shader.cpp:159</a></div></div>
<div class="ttc" id="classShipCAD_1_1Viewport_html"><div class="ttname"><a href="classShipCAD_1_1Viewport.html">ShipCAD::Viewport</a></div><div class="ttdef"><b>Definition:</b> <a href="viewport_8h_source.html#l00070">viewport.h:70</a></div></div>
<div class="ttc" id="filebuffer_8h_html"><div class="ttname"><a href="filebuffer_8h.html">filebuffer.h</a></div></div>
<div class="ttc" id="shader_8h_html"><div class="ttname"><a href="shader_8h.html">shader.h</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_aaae6e558fad0833cde71f9ed38e4fb96"><div class="ttname"><a href="classShipCAD_1_1Spline.html#aaae6e558fad0833cde71f9ed38e4fb96">ShipCAD::Spline::setFragments</a></div><div class="ttdeci">void setFragments(size_t val)</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00084">spline.cpp:84</a></div></div>
<div class="ttc" id="namespaceShipCAD_html_a949bc53a1634b268b43de672807480fb"><div class="ttname"><a href="namespaceShipCAD.html#a949bc53a1634b268b43de672807480fb">ShipCAD::ZERO</a></div><div class="ttdeci">const QVector3D ZERO</div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a33a6300e79043b2fee45cb0eca0696bb"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a33a6300e79043b2fee45cb0eca0696bb">ShipCAD::Spline::saveToDXF</a></div><div class="ttdeci">void saveToDXF(QStringList &amp;strings, QString layername, bool sendmirror) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00740">spline.cpp:740</a></div></div>
<div class="ttc" id="classShipCAD_1_1FileBuffer_html_a86223c54bcf111ef205c9d651e0b9a66"><div class="ttname"><a href="classShipCAD_1_1FileBuffer.html#a86223c54bcf111ef205c9d651e0b9a66">ShipCAD::FileBuffer::load</a></div><div class="ttdeci">void load(JPEGImage &amp;img)</div><div class="ttdef"><b>Definition:</b> <a href="filebuffer_8cpp_source.html#l00096">filebuffer.cpp:96</a></div></div>
<div class="ttc" id="namespaceShipCAD_html_a646812cc2b9066dfc47f2ed7e1faa955"><div class="ttname"><a href="namespaceShipCAD.html#a646812cc2b9066dfc47f2ed7e1faa955">ShipCAD::Truncate</a></div><div class="ttdeci">QString Truncate(float val, int max_length)</div><div class="ttdoc">convert a float value to a string with max number of decimals </div><div class="ttdef"><b>Definition:</b> <a href="utility_8cpp_source.html#l00224">utility.cpp:224</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_aa1dcf2a9cff6d17afd926219e3791f9f"><div class="ttname"><a href="classShipCAD_1_1Spline.html#aa1dcf2a9cff6d17afd926219e3791f9f">ShipCAD::Spline::drawStarboard</a></div><div class="ttdeci">virtual void drawStarboard(Viewport &amp;vp, LineShader *lineshader)</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00565">spline.cpp:565</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a3c560130edff8a38ed93bf95cf759137"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a3c560130edff8a38ed93bf95cf759137">ShipCAD::Spline::second_derive</a></div><div class="ttdeci">QVector3D second_derive(float parameter) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00230">spline.cpp:230</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a156ffe855d149ad445b178078ee4451c"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a156ffe855d149ad445b178078ee4451c">ShipCAD::Spline::dump</a></div><div class="ttdeci">void dump(std::ostream &amp;os) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00849">spline.cpp:849</a></div></div>
<div class="ttc" id="namespaceShipCAD_html_a67437198ee14f74e6c5277d761894863a109cd328af19be260371a7e5333043f8"><div class="ttname"><a href="namespaceShipCAD.html#a67437198ee14f74e6c5277d761894863a109cd328af19be260371a7e5333043f8">ShipCAD::vmWireFrame</a></div><div class="ttdef"><b>Definition:</b> <a href="shipcadlib_8h_source.html#l00063">shipcadlib.h:63</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a788c76b36b091f3d5b92c9cde414cb89"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a788c76b36b091f3d5b92c9cde414cb89">ShipCAD::Spline::getCurvatureColor</a></div><div class="ttdeci">QColor getCurvatureColor() const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8h_source.html#l00135">spline.h:135</a></div></div>
<div class="ttc" id="classShipCAD_1_1LineShader_html_a3d30bda1883e0eda65ea23c4da76f610"><div class="ttname"><a href="classShipCAD_1_1LineShader.html#a3d30bda1883e0eda65ea23c4da76f610">ShipCAD::LineShader::renderLines</a></div><div class="ttdeci">void renderLines(QVector&lt; QVector3D &gt; &amp;vertices, QColor lineColor)</div><div class="ttdef"><b>Definition:</b> <a href="shader_8cpp_source.html#l00143">shader.cpp:143</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_aff2bf1b4b2e7b5f30e5f2ca35ec93d86"><div class="ttname"><a href="classShipCAD_1_1Spline.html#aff2bf1b4b2e7b5f30e5f2ca35ec93d86">ShipCAD::Spline::first_derive</a></div><div class="ttdeci">QVector3D first_derive(float parameter) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00479">spline.cpp:479</a></div></div>
<div class="ttc" id="classShipCAD_1_1FileBuffer_html"><div class="ttname"><a href="classShipCAD_1_1FileBuffer.html">ShipCAD::FileBuffer</a></div><div class="ttdoc">in-memory buffer for a binary file (FREE!Ship format) </div><div class="ttdef"><b>Definition:</b> <a href="filebuffer_8h_source.html#l00052">filebuffer.h:52</a></div></div>
<div class="ttc" id="namespaceShipCAD_html_aa5d3fc63603d716d3e24244049e1e510"><div class="ttname"><a href="namespaceShipCAD.html#aa5d3fc63603d716d3e24244049e1e510">ShipCAD::MinMax</a></div><div class="ttdeci">void MinMax(const QVector3D &amp;p, QVector3D &amp;min, QVector3D &amp;max)</div><div class="ttdoc">find the min and max coordinates from a point </div><div class="ttdef"><b>Definition:</b> <a href="utility_8cpp_source.html#l00040">utility.cpp:40</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a5abb8df513d25abe8b0ec000a7926a66"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a5abb8df513d25abe8b0ec000a7926a66">ShipCAD::Spline::saveBinary</a></div><div class="ttdeci">void saveBinary(FileBuffer &amp;destination) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00729">spline.cpp:729</a></div></div>
<div class="ttc" id="utility_8h_html"><div class="ttname"><a href="utility_8h.html">utility.h</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a81c3cc38d6e70f968b53066bc98e1e01"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a81c3cc38d6e70f968b53066bc98e1e01">ShipCAD::Spline::getParameter</a></div><div class="ttdeci">float getParameter(size_t index) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00077">spline.cpp:77</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a755e063448eccbb2714d763596630b9d"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a755e063448eccbb2714d763596630b9d">ShipCAD::Spline::curvature</a></div><div class="ttdeci">float curvature(float parameter, QVector3D &amp;normal) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00447">spline.cpp:447</a></div></div>
<div class="ttc" id="classShipCAD_1_1LineShader_html"><div class="ttname"><a href="classShipCAD_1_1LineShader.html">ShipCAD::LineShader</a></div><div class="ttdef"><b>Definition:</b> <a href="shader_8h_source.html#l00075">shader.h:75</a></div></div>
<div class="ttc" id="namespaceShipCAD_html_ad454d484187a50b115d2e77055617816"><div class="ttname"><a href="namespaceShipCAD.html#ad454d484187a50b115d2e77055617816">ShipCAD::ONE</a></div><div class="ttdeci">const QVector3D ONE</div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a4e03c541b7c1f96c2fe8d5b1fef558c9"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a4e03c541b7c1f96c2fe8d5b1fef558c9">ShipCAD::Spline::chord_length_approximation</a></div><div class="ttdeci">float chord_length_approximation(float percentage) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00399">spline.cpp:399</a></div></div>
<div class="ttc" id="classShipCAD_1_1IntersectionData_html_a5b42e3b8b81d18963f9a07609b402628"><div class="ttname"><a href="classShipCAD_1_1IntersectionData.html#a5b42e3b8b81d18963f9a07609b402628">ShipCAD::IntersectionData::number_of_intersections</a></div><div class="ttdeci">size_t number_of_intersections</div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00056">entity.h:56</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a02967f3eee8b1755eab0d7da55c3c621"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a02967f3eee8b1755eab0d7da55c3c621">ShipCAD::Spline::clear</a></div><div class="ttdeci">virtual void clear()</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00790">spline.cpp:790</a></div></div>
<div class="ttc" id="namespaceShipCAD_html_a87efc267ae07a84fb1cd55a4562c2907"><div class="ttname"><a href="namespaceShipCAD.html#a87efc267ae07a84fb1cd55a4562c2907">ShipCAD::FindDXFColorIndex</a></div><div class="ttdeci">int FindDXFColorIndex(QColor color)</div><div class="ttdoc">convert a QColor to a DXF color index </div><div class="ttdef"><b>Definition:</b> <a href="utility_8cpp_source.html#l00133">utility.cpp:133</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html"><div class="ttname"><a href="classShipCAD_1_1Entity.html">ShipCAD::Entity</a></div><div class="ttdoc">base class for all non-surface drawable elements </div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00065">entity.h:65</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_a30e4f9cb421987cebd07737a554275eb"><div class="ttname"><a href="classShipCAD_1_1Entity.html#a30e4f9cb421987cebd07737a554275eb">ShipCAD::Entity::_max</a></div><div class="ttdeci">QVector3D _max</div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00110">entity.h:110</a></div></div>
<div class="ttc" id="classShipCAD_1_1Viewport_html_a205e5082395c6d01660ffc179c57b83e"><div class="ttname"><a href="classShipCAD_1_1Viewport.html#a205e5082395c6d01660ffc179c57b83e">ShipCAD::Viewport::getViewportMode</a></div><div class="ttdeci">viewport_mode_t getViewportMode() const </div><div class="ttdef"><b>Definition:</b> <a href="viewport_8h_source.html#l00095">viewport.h:95</a></div></div>
<div class="ttc" id="classShipCAD_1_1Plane_html_a6851b997a300848fcb37b33407165c44"><div class="ttname"><a href="classShipCAD_1_1Plane.html#a6851b997a300848fcb37b33407165c44">ShipCAD::Plane::distance</a></div><div class="ttdeci">float distance(const QVector3D &amp;point) const </div><div class="ttdef"><b>Definition:</b> <a href="plane_8cpp_source.html#l00072">plane.cpp:72</a></div></div>
<div class="ttc" id="classShipCAD_1_1Plane_html"><div class="ttname"><a href="classShipCAD_1_1Plane.html">ShipCAD::Plane</a></div><div class="ttdef"><b>Definition:</b> <a href="plane_8h_source.html#l00039">plane.h:39</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_a747f437fa410f5b8b6251967fd3a90aa"><div class="ttname"><a href="classShipCAD_1_1Entity.html#a747f437fa410f5b8b6251967fd3a90aa">ShipCAD::Entity::getColor</a></div><div class="ttdeci">virtual QColor getColor() const </div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00080">entity.h:80</a></div></div>
<div class="ttc" id="classShipCAD_1_1IntersectionData_html_a06fcbb71243644bdea0e5b86da3b191c"><div class="ttname"><a href="classShipCAD_1_1IntersectionData.html#a06fcbb71243644bdea0e5b86da3b191c">ShipCAD::IntersectionData::parameters</a></div><div class="ttdeci">std::vector&lt; float &gt; parameters</div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00058">entity.h:58</a></div></div>
<div class="ttc" id="namespaceShipCAD_html"><div class="ttname"><a href="namespaceShipCAD.html">ShipCAD</a></div><div class="ttdef"><b>Definition:</b> <a href="backgroundimage_8h_source.html#l00039">backgroundimage.h:39</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_a752e3eb309111a7457783e0fdab3d6fe"><div class="ttname"><a href="classShipCAD_1_1Entity.html#a752e3eb309111a7457783e0fdab3d6fe">ShipCAD::Entity::_build</a></div><div class="ttdeci">bool _build</div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00108">entity.h:108</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html"><div class="ttname"><a href="classShipCAD_1_1Spline.html">ShipCAD::Spline</a></div><div class="ttdoc">spline entity used in intersections etc </div><div class="ttdef"><b>Definition:</b> <a href="spline_8h_source.html#l00053">spline.h:53</a></div></div>
<div class="ttc" id="namespaceShipCAD_html_a69361fa79b1f818e21306f6266ee45d3"><div class="ttname"><a href="namespaceShipCAD.html#a69361fa79b1f818e21306f6266ee45d3">ShipCAD::DistancepointToLine</a></div><div class="ttdeci">float DistancepointToLine(const QVector3D &amp;p, const QVector3D &amp;l1, const QVector3D &amp;l2)</div><div class="ttdoc">find the distance from a point to the line </div><div class="ttdef"><b>Definition:</b> <a href="utility_8cpp_source.html#l00050">utility.cpp:50</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_ada8dd726a502187bf0e35022576395d3"><div class="ttname"><a href="classShipCAD_1_1Spline.html#ada8dd726a502187bf0e35022576395d3">ShipCAD::Spline::intersect_plane</a></div><div class="ttdeci">bool intersect_plane(const Plane &amp;plane, IntersectionData &amp;output) const </div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00666">spline.cpp:666</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_a414d4ff1ee308d47a5052910c3b34f7b"><div class="ttname"><a href="classShipCAD_1_1Entity.html#a414d4ff1ee308d47a5052910c3b34f7b">ShipCAD::Entity::_min</a></div><div class="ttdeci">QVector3D _min</div><div class="ttdef"><b>Definition:</b> <a href="entity_8h_source.html#l00109">entity.h:109</a></div></div>
<div class="ttc" id="classShipCAD_1_1Entity_html_a1889198398f42bb7f77a2334031c3f33"><div class="ttname"><a href="classShipCAD_1_1Entity.html#a1889198398f42bb7f77a2334031c3f33">ShipCAD::Entity::setBuild</a></div><div class="ttdeci">virtual void setBuild(bool val)</div><div class="ttdef"><b>Definition:</b> <a href="entity_8cpp_source.html#l00065">entity.cpp:65</a></div></div>
<div class="ttc" id="classShipCAD_1_1Spline_html_a6e932411f0f4463514f80011c58f5e6a"><div class="ttname"><a href="classShipCAD_1_1Spline.html#a6e932411f0f4463514f80011c58f5e6a">ShipCAD::Spline::setBuild</a></div><div class="ttdeci">void setBuild(bool val)</div><div class="ttdef"><b>Definition:</b> <a href="spline_8cpp_source.html#l00065">spline.cpp:65</a></div></div>
</div><!-- fragment --></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated on Sun Feb 25 2018 15:36:00 for ShipCAD by &#160;<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.11
</small></address>
</body>
</html>
